{
  "HAPI": "3.2",
  "x_description": "The High energy heavy ion (HID) instruments are located on both the equatorial and polar satellites. They measure measure a-particles in the energy range 12 - 350 MeV in 4 channels (12-50 MeV, 50-130 MeV, 130-220 MeV, 220-350 MeV, and some heavier ions with larger atomic mass numbers from Li to Fe (mass 26) in 6 channels.",
  "cadence": "PT4.000000S",
  "parameters": [
    {
      "type": "isotime",
      "units": "UTC",
      "name": "time_tags",
      "description": "Interval centred time tag rounded to nearest msecond",
      "label": "Time tags",
      "length": 24,
      "fill": null
    },
    {
      "type": "double",
      "name": "Half_interval",
      "description": "Half width of measurement interval",
      "label": "Half interval",
      "units": "s",
      "x_constant": "2",
      "fill": "-1e+31"
    },
    {
      "type": "integer",
      "name": "Status",
      "description": "HID status",
      "label": "HID status",
      "units": null,
      "fill": "65535",
      "size": [
        2
      ]
    },
    {
      "type": "double",
      "name": "J_hi_R1",
      "description": "High energy heavy ion flux, for He in energy range 12 - 350 MeV",
      "label": "High energy heavy ion flux",
      "units": "cm-2 sr-1 s-1",
      "fill": "-1e+31"
    },
    {
      "type": "double",
      "name": "J_hi_R2",
      "description": "High energy heavy ion flux, for Li, Be, B in energy range 23 - 540 MeV",
      "label": "High energy heavy ion flux",
      "units": "cm-2 sr-1 s-1",
      "fill": "-1e+31"
    },
    {
      "type": "double",
      "name": "J_hi_R3",
      "description": "High energy heavy ion flux, for C, N, O, F in energy range 70 - 1341 MeV",
      "label": "High energy heavy ion flux",
      "units": "cm-2 sr-1 s-1",
      "fill": "-1e+31"
    },
    {
      "type": "double",
      "name": "J_hi_R4",
      "description": "High energy heavy ion flux, for Mg, Ar, Fe in energy range 200 - 7000 MeV",
      "label": "High energy heavy ion flux",
      "units": "cm-2 sr-1 s-1",
      "fill": "-1e+31"
    }
  ],
  "startDate": "2004-07-31T00:00Z",
  "stopDate": "2008-05-20T00:00Z",
  "x_tap_url": "https://csa.esac.esa.int/csa-sl-tap/data?retrieval_type=HEADER&DATASET_ID=D2_PP_HID&FORCEPACK=false",
  "sampleStartDate": "2008-01-20T00:00Z",
  "sampleStopDate": "2008-01-21T00:00Z",
  "x_tap_data_url": "https://csa.esac.esa.int/csa-sl-tap/data?RETRIEVAL_TYPE=product&RETRIEVAL_ACCESS=streamed&DATASET_ID=D2_PP_HID&START_DATE=2008-01-20T00:00:00.000Z&END_DATE=2008-01-21T00:00:00.000Z",
  "status": {
    "code": 1200,
    "message": "OK"
  },
  "x_LastUpdate": "2026-04-12T15:13:36Z"
}